#$%^&*AU2017200240A120170202.pdf#####DRUG DELIVERY DEVICE EMPLOYING WICKING RELEASE WINDOW ABSTRACT A drug delivery device, comprising: at least one core (201) comprising a first active pharmaceutical ingredient ("API"); a first coating layer (202) that is permeable and/or semipermeable to the API covering at least a portion of the at least one core (201); a second coating layer (203) that is impermeable to the API, covering at least a portion of the first coating layer (202); and a delivery window (204) to provide passage of the API through the second coating layer (203).